package org.jgs1904.spring.demo02.diy;

import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.After;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;

/**
 * @author: 默苍璃
 * @date: 2022-01-03 23:47
 * <p>
 * 注解实现aop
 */
@Aspect
public class AnnotationPointcut {

    @Before("execution(* org.jgs1904.spring.demo02.service.impl.UserServiceImpl.*(..))")
    public void before() {
        System.out.println("_______方法执行之前  AnnotationPointcut_______");
    }


    @After("execution(* org.jgs1904.spring.demo02.service.impl.UserServiceImpl.*(..))")
    public void after() {
        System.out.println("_______方法执行之后  AnnotationPointcut_______");
    }


    /**
     * 环绕增强
     */
    @Around("execution(* org.jgs1904.spring.demo02.service.impl.UserServiceImpl.*(..))")
    public void around(ProceedingJoinPoint jp) throws Throwable {
        System.out.println("环绕前");
        System.out.println("签名:" + jp.getSignature());
        //执行目标方法proceed
        Object proceed = jp.proceed();
        System.out.println("环绕后");
        System.out.println(proceed);
    }

}
